Feature list -- week 2 Authored teaching scenario. The features below are constructed to show how a shared property is reasoned about. Nothing here was measured from a real tape, a real deck or a real recording. F1 throughout Broadband noise floor raised by about 9 dB F2 00:12.400 Dropout, 40 ms, left channel only F3 throughout Mains hum at 50 Hz F4 00:21.150 Click, 6 ms F5 00:04.900 Door closing, 300 ms F6 throughout High-frequency rolloff above 12 kHz Where each feature appears is in feature-table.csv.